﻿#region Copyright (c) 2003 - 2008, Andreas Mueller
/////////////////////////////////////////////////////////////////////////////////////////
// 
// Copyright (c) 2003 - 2008, Andreas Mueller.
// All rights reserved. This program and the accompanying materials
// are made available under the terms of the Eclipse Public License v1.0
// which accompanies this distribution, and is available at
// http://www.eclipse.org/legal/epl-v10.html
//
// Contributors:
//    Andreas Mueller - initial API and implementation
//
// 
// This software is derived from software bearing the following
// restrictions:
// 
// Copyright (c) 1994
// Hewlett-Packard Company
// 
// Permission to use, copy, modify, distribute and sell this software
// and its documentation for any purpose is hereby granted without fee,
// provided that the above copyright notice appear in all copies and
// that both that copyright notice and this permission notice appear
// in supporting documentation.  Hewlett-Packard Company makes no
// representations about the suitability of this software for any
// purpose.  It is provided "as is" without express or implied warranty.
// 
// 
// Copyright (c) 1996,1997
// Silicon Graphics Computer Systems, Inc.
// 
// Permission to use, copy, modify, distribute and sell this software
// and its documentation for any purpose is hereby granted without fee,
// provided that the above copyright notice appear in all copies and
// that both that copyright notice and this permission notice appear
// in supporting documentation.  Silicon Graphics makes no
// representations about the suitability of this software for any
// purpose.  It is provided "as is" without express or implied warranty.
// 
// 
// (C) Copyright Nicolai M. Josuttis 1999.
// Permission to copy, use, modify, sell and distribute this software
// is granted provided this copyright notice appears in all copies.
// This software is provided "as is" without express or implied
// warranty, and with no claim as to its suitability for any purpose.
// 
/////////////////////////////////////////////////////////////////////////////////////////
#endregion


using NStl.Collections.Private;
using NUnit.Framework;
using System.Collections.Generic;
using NUnit.Framework.SyntaxHelpers;
using System.Collections;
namespace NStl.NUnit.ContainerFixture.Deque
{
    [TestFixture]
    public class FixedSizeInt32Fixture
    {
        [Test]
        public void OpPlus()
        {
            FixedSizeInt32 fi = new FixedSizeInt32(0, 5);

            ICollection expected = new int[]
                {
                    0,1,2,3,4, 0,1,2,3,4, 0,1,2,3,4
                };


            IList<int> actual = new List<int>();
            for (int i = 0; i < expected.Count; ++i)
                actual.Add((int)(fi + i));

            Assert.That(actual, Is.EqualTo(expected));
        }
        [Test]
        public void OpPlusStartAtMax()
        {
            FixedSizeInt32 fi = new FixedSizeInt32(4, 5);

            ICollection expected = new int[]
                {
                    4,0,1,2,3, 4,0,1,2,3, 4,0,1,2,3
                };//0,1,2,3,4, 5,6,7,8,9, 0,1,2,3,4
            

            IList<int> actual = new List<int>();
            for (int i = 0; i < expected.Count; ++i)
                actual.Add((int)(fi + i));

            Assert.That(actual, Is.EqualTo(expected));
        }
        [Test]
        public void OpPlusStartAtMid()
        {
            FixedSizeInt32 fi = new FixedSizeInt32(3, 5);

            ICollection expected = new int[]
                {
                    3,4, 0,1,2,3,4, 0,1,2,3,4, 0,1,2
                };//0,1, 2,3,4,5,6, 7,8,9,0,1, 2,3,4


            IList<int> actual = new List<int>();
            for (int i = 0; i < expected.Count; ++i)
                actual.Add((int)(fi + i));

            Assert.That(actual, Is.EqualTo(expected));
        }
        [Test]
        public void OpPlusWithNegativeOperand()
        {
            
            FixedSizeInt32 fi = new FixedSizeInt32(4, 10);

            FixedSizeInt32 actual = fi + (-2);
            FixedSizeInt32 expected = new FixedSizeInt32(2, 10);


            Assert.That(actual, Is.EqualTo(expected));
        }
        [Test]
        public void OpMinus()
        {
            FixedSizeInt32 fi = new FixedSizeInt32(2, 5);

            ICollection expected = new int[]
                {
                    2,1,0, 4,3,2,1,0, 4,3,2,1,0, 4,3
                };//0,1,2, 3,4,5,6,7, 8,9,0,1,2, 3,4


            IList<int> actual = new List<int>();
            for (int i = 0; i < expected.Count; ++i)
                actual.Add((int)(fi - i));

            Assert.That(actual, Is.EqualTo(expected));
        }
        [Test]
        public void OpMinusStartAt0()
        {
            FixedSizeInt32 fi = new FixedSizeInt32(0, 5);

            ICollection expected = new int[]
                {
                    0, 4,3,2,1,0, 4,3,2,1,0, 4,3,2,1
                };//0, 1,2,3,4,5, 6,7,8,9,0, 1,2,3,4


            IList<int> actual = new List<int>();
            for (int i = 0; i < expected.Count; ++i)
                actual.Add((int)(fi - i));

            Assert.That(actual, Is.EqualTo(expected));
        }
        [Test]
        public void OpMinusWitNegativeOperand()
        {

            FixedSizeInt32 fi = new FixedSizeInt32(4, 10);

            FixedSizeInt32 actual = fi - (-2);
            FixedSizeInt32 expected = new FixedSizeInt32(6, 10);


            Assert.That(actual, Is.EqualTo(expected));
        }
    }
}
